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Implied Volatility Calculation

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CMG – Computer Modelling Group Ltd.

Last update: July 22, 2026 at 9:54 a.m.   (Real-time)

  • Last price: 3.850
  • Net change: 0
  • Bid price: 3.840
  • Ask price: 3.860
  • 30-day historical volatility: 28.75%
Calls Puts
Expiry date Bid price Ask price Last price Net change Open int. Vol. Strike Bid price Ask price Last price Net change Open int. Vol.
Open interest: 229
Volume: 0
Open interest: 63
Volume: 0
August 21, 2026 1.20 1.55 1.55 0 0 0 2.50 0 0.13 0.13 0 0 0
August 21, 2026 1.00 1.35 1.30 0 0 0 2.75 0 0.15 0.16 0 0 0
August 21, 2026 0.75 1.10 1.10 0 0 0 3.00 0 0.16 0.16 0 0 0
August 21, 2026 0.55 0.90 0.90 0 0 0 3.25 0.01 0.23 0.32 0 0 0
August 21, 2026 0.39 0.70 0.70 0 0 0 3.50 0.04 0.31 0.50 0 0 0
August 21, 2026 0.24 0.60 0.60 0 0 0 3.75 0.12 0.41 0.50 0 0 0
August 21, 2026 0.12 0.44 0.50 0 0 0 4.00 0.22 0.55 0.60 0 0 0
August 21, 2026 0.04 0.32 0.50 0 11 0 4.25 0.34 0.75 0.80 0 0 0
August 21, 2026 0.01 0.35 0.50 0 0 0 4.50 0.50 0.95 1.00 0 0 0
August 21, 2026 0.01 0.20 0.50 0 0 0 4.75 0.70 1.15 1.20 0 0 0
August 21, 2026 0 0.16 0.21 0 0 0 5.00 0.95 1.40 1.40 0 0 0
August 21, 2026 0 0.14 0.15 0 10 0 5.25 1.25 1.60 1.60 0 0 0
August 21, 2026 0 0.12 0.12 0 0 0 5.50 1.50 1.80 1.85 0 0 0
September 18, 2026 1.70 2.05 2.05 0 0 0 2.00 0 0.11 0.11 0 0 0
September 18, 2026 1.25 1.55 1.55 0 0 0 2.50 0 0.14 0.14 0 0 0
September 18, 2026 0.95 1.35 1.35 0 0 0 2.75 0 0.16 0.20 0 0 0
September 18, 2026 0.75 1.20 1.20 0 0 0 3.00 0.01 0.20 0.28 0 5 0
September 18, 2026 0.55 0.90 1.00 0 0 0 3.25 0.01 0.26 0.37 0 0 0
September 18, 2026 0.40 0.80 0.80 0 0 0 3.50 0.05 0.34 0.50 0 0 0
September 18, 2026 0.25 0.60 0.60 0 0 0 3.75 0.13 0.45 0.50 0 0 0
September 18, 2026 0.13 0.49 0.50 0 1 0 4.00 0.23 0.60 0.60 0 3 0
September 18, 2026 0.05 0.37 0.50 0 0 0 4.25 0.37 0.75 0.80 0 0 0
September 18, 2026 0.01 0.28 0.50 0 0 0 4.50 0.55 0.95 1.00 0 2 0
September 18, 2026 0.01 0.22 0.33 0 0 0 4.75 0.75 1.20 1.20 0 0 0
September 18, 2026 0 0.10 0.10 0 35 0 5.00 0.95 1.40 1.40 0 10 0
September 18, 2026 0 0.16 0.21 0 0 0 5.25 1.20 1.65 1.65 0 0 0
September 18, 2026 0 0.14 0.50 0 0 0 5.50 1.50 1.85 1.85 0 0 0
September 18, 2026 0 0.12 0.50 0 10 0 6.00 2.00 2.30 2.30 0 0 0
September 18, 2026 0 0.48 0.48 0 16 0 6.50 2.45 2.80 2.80 0 0 0
September 18, 2026 0 0.11 0.11 0 5 0 7.00 2.95 3.30 3.30 0 0 0
September 18, 2026 0 0.10 0.10 0 0 0 7.50 3.45 3.80 3.80 0 0 0
September 18, 2026 0 0.10 0.10 0 0 0 8.00 3.95 4.30 4.30 0 0 0
October 16, 2026 1.20 1.60 1.60 0 0 0 2.50 0 0.14 0.17 0 0 0
October 16, 2026 0.95 1.40 1.40 0 0 0 2.75 0 0.17 0.25 0 0 0
October 16, 2026 0.75 1.20 1.20 0 0 0 3.00 0.01 0.21 0.34 0 0 0
October 16, 2026 0.55 1.00 1.00 0 0 0 3.25 0.01 0.29 0.50 0 0 0
October 16, 2026 0.39 0.80 0.80 0 0 0 3.50 0.01 0.38 0.50 0 0 0
October 16, 2026 0.25 0.70 0.70 0 0 0 3.75 0.12 0.50 0.60 0 0 0
October 16, 2026 0.13 0.50 0.60 0 5 0 4.00 0.23 0.65 0.70 0 0 0
October 16, 2026 0.01 0.43 0.50 0 0 0 4.25 0.40 0.80 0.90 0 0 0
October 16, 2026 0.01 0.33 0.50 0 0 0 4.50 0.60 1.00 1.00 0 0 0
October 16, 2026 0.01 0.26 0.50 0 0 0 4.75 0.80 1.20 1.20 0 0 0
October 16, 2026 0 0.21 0.34 0 0 0 5.00 1.00 1.45 1.50 0 0 0
October 16, 2026 0 0.18 0.28 0 0 0 5.25 1.20 1.65 1.70 0 0 0
November 20, 2026 1.20 1.70 1.70 0 0 0 2.50 0 0.17 0.26 0 0 0
November 20, 2026 1.00 1.50 1.50 0 0 0 2.75 0.01 0.22 0.36 0 0 0
November 20, 2026 0.80 1.30 1.30 0 0 0 3.00 0.01 0.30 0.50 0 0 0
November 20, 2026 0.60 1.10 1.10 0 0 0 3.25 0.01 0.39 0.50 0 0 0
November 20, 2026 0.45 0.90 0.90 0 0 0 3.50 0.10 0.50 0.50 0 0 0
November 20, 2026 0.31 0.80 0.80 0 0 0 3.75 0.20 0.65 0.70 0 0 0
November 20, 2026 0.20 0.60 0.70 0 0 0 4.00 0.30 0.80 0.80 0 0 0
November 20, 2026 0.11 0.50 0.60 0 0 0 4.25 0.50 0.95 0.90 0 0 0
November 20, 2026 0.01 0.48 0.50 0 0 0 4.50 0.60 1.10 1.10 0 0 0
November 20, 2026 0.01 0.40 0.50 0 0 0 4.75 0.80 1.30 1.30 0 0 0
November 20, 2026 0.01 0.33 0.50 0 0 0 5.00 1.00 1.50 1.50 0 0 0
December 18, 2026 1.65 2.10 2.10 0 2 0 2.00 0 0.13 0.16 0 0 0
December 18, 2026 1.20 1.70 1.70 0 0 0 2.50 0 0.18 0.30 0 0 0
December 18, 2026 1.00 1.50 1.50 0 0 0 2.75 0.01 0.25 0.50 0 0 0
December 18, 2026 0.80 1.30 1.30 0 0 0 3.00 0.01 0.33 0.50 0 0 0
December 18, 2026 0.60 1.10 1.10 0 0 0 3.25 0.01 0.43 0.50 0 0 0
December 18, 2026 0.44 0.90 1.00 0 0 0 3.50 0.10 0.55 0.60 0 0 0
December 18, 2026 0.30 0.80 0.80 0 0 0 3.75 0.20 0.70 0.70 0 0 0
December 18, 2026 0.20 0.70 0.70 0 15 0 4.00 0.40 0.80 0.80 0 8 0
December 18, 2026 0.10 0.60 0.60 0 0 0 4.25 0.50 1.00 1.00 0 0 0
December 18, 2026 0.01 0.50 0.50 0 25 0 4.50 0.70 1.15 1.10 0 25 0
December 18, 2026 0.01 0.44 0.50 0 0 0 4.75 0.90 1.30 1.30 0 0 0
December 18, 2026 0.01 0.37 0.50 0 0 0 5.00 1.00 1.50 1.50 0 0 0
December 18, 2026 0 0.26 0.50 0 0 0 5.50 1.50 2.00 2.00 0 0 0
December 18, 2026 0 0.18 0.33 0 0 0 6.00 1.90 2.40 2.40 0 0 0
December 18, 2026 0 0.15 0.23 0 0 0 6.50 2.40 2.90 2.90 0 0 0
December 18, 2026 0 0.13 0.16 0 0 0 7.00 2.90 3.40 3.40 0 0 0
January 15, 2027 1.00 1.50 1.50 0 0 0 2.75 0.01 0.27 0.50 0 0 0
January 15, 2027 0.80 1.30 1.30 0 0 0 3.00 0.01 0.36 0.50 0 0 0
January 15, 2027 0.60 1.10 1.10 0 0 0 3.25 0.01 0.46 0.50 0 0 0
January 15, 2027 0.50 1.00 1.00 0 0 0 3.50 0.10 0.60 0.60 0 0 0
January 15, 2027 0.31 0.80 0.90 0 0 0 3.75 0.20 0.70 0.70 0 0 0
January 15, 2027 0.20 0.70 0.70 0 0 0 4.00 0.40 0.85 0.80 0 0 0
January 15, 2027 0.10 0.60 0.70 0 0 0 4.25 0.50 1.00 1.00 0 0 0
January 15, 2027 0.01 0.50 0.60 0 0 0 4.50 0.70 1.20 1.20 0 0 0
January 15, 2027 0.01 0.49 0.50 0 0 0 4.75 0.90 1.35 1.40 0 0 0
March 19, 2027 1.70 2.20 2.20 0 0 0 2.00 0 0.16 0.26 0 0 0
March 19, 2027 1.30 1.80 1.70 0 0 0 2.50 0.01 0.28 0.50 0 0 0
March 19, 2027 0.90 1.40 1.40 0 4 0 3.00 0.01 0.46 0.50 0 0 0
March 19, 2027 0.60 1.10 1.10 0 5 0 3.50 0.20 0.70 0.70 0 0 0
March 19, 2027 0.30 0.80 0.90 0 40 0 4.00 0.50 1.00 0.90 0 0 0
March 19, 2027 0.10 0.60 0.70 0 13 0 4.50 0.80 1.30 1.30 0 10 0
March 19, 2027 0.01 0.50 0.50 0 0 0 5.00 1.10 1.60 1.60 0 0 0
March 19, 2027 0 0.50 0.50 0 0 0 5.50 1.50 2.00 2.00 0 0 0
March 19, 2027 0 0.50 0.50 0 0 0 6.00 2.00 2.50 2.50 0 0 0
June 18, 2027 1.70 2.20 2.20 0 0 0 2.00 0 0.21 0.36 0 0 0
June 18, 2027 1.30 1.80 1.80 0 0 0 2.50 0.01 0.37 0.50 0 0 0
June 18, 2027 1.00 1.50 1.50 0 0 0 3.00 0.10 0.60 0.60 0 0 0
June 18, 2027 0.70 1.20 1.20 0 0 0 3.50 0.30 0.80 0.80 0 0 0
June 18, 2027 0.40 0.90 1.00 0 32 0 4.00 0.60 1.10 1.00 0 0 0
June 18, 2027 0.30 0.80 0.80 0 0 0 4.50 0.90 1.40 1.40 0 0 0
June 18, 2027 0.10 0.60 0.70 0 0 0 5.00 1.20 1.70 1.70 0 0 0
June 18, 2027 0 0.50 0.50 0 0 0 6.00 2.00 2.50 2.50 0 0 0

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